Formal Methods Tools

Welcome to this collection of Formal Methods Tools, which aims to be the world’s most comprehensive source for information on tools for formal methods. From decades-old classics to cutting-edge tools, this site aims to put as much information as possible into one convenient place. Explore a wide selection of tools, contribute tools you make or love, and help grow the formal methods community.

Below are some quick links that may be helpful, plus a random selection of tools (refreshed every time I push updates to this site).

List of Tools Taxonomy Data Contribute

Try Something New

This list shows a selection of 20 random tools, refreshed every time this site is updated.

STP Simple Theorem Prover

STP is a constraint solver for quantifier-free bitvectors. APIs and Bindings This tool is available …

STP

Storm Probabilistic Model Checker

Storm is a tool for the analysis of systems involving random or probabilistic phenomena.

Storm

CryptoMiniSat SAT Solver

CryptoMiniSat is a SAT solver. APIs and Bindings This tool is available through the following …

CryptoMiniSat

MathSAT SMT Solver

[ Closed-Source Tool ]  MiniSat is a minimalistic, open-source SAT solver, developed to help …

MathSAT

Lingeling SAT Solver

Lingeling is a SAT solver.

Lingeling

Zipperposition Theorem Prover

Zipperposition is an automated theorem prover for first-order logic with equality and theories.

Zipperposition

Alt-Ergo SMT Solver

Alt-Ergo is an automatic prover of mathematical formulas used behind software verification tools …

Alt-Ergo

Glucose SAT Solver

Glucose is a SAT solver.

Glucose

Boolector SMT Solver

[ Not Maintained Since 2024 ] Boolector is a Satisfiability Modulo Theories (SMT) solver for the …

Boolector

Yices 2 SMT Solver

Yices is an SMT solver developed by SRI International. It is widely used for checking the …

Yices 2

SMT-RAT SMT Toolbox

SMT-RAT is an SMT Real Algebra Toolbox. APIs and Bindings This tool is available through the …

SMT-RAT

dReal SMT Solver

[ Not Maintained Since 2023 ] dReal is an automated reasoning tool. It focuses on solving problems …

dReal

SMTInterpol Interpolating SMT Solver

SMTInterpol is an SMT Solver that can compute Craig interpolants for various theories. APIs and …

SMTInterpol

Q3B SMT Solver

[ Not Maintained Since 2023 ] Q3B is an SMT solver for the quantified bit-vector formulas which …

Q3B

CaDiCaL SAT Solver

CaDiCaL is a simplified satisfiability solver.

CaDiCaL

ParaFROST SMT Solver

ParaFROST is a parallel SAT solver with GPU-accelerated inprocessing capable of harnessing NVIDIA …

ParaFROST

OpenSMT SMT Solver

OpenSMT is a compact and open-source SMT-solver written in C++, with the main goal of making …

OpenSMT

MiniSat SAT Solver

[ Not Maintained Since 2013 ] MiniSat is a minimalistic, open-source SAT solver, developed to help …

MiniSat

Sally Probabilistic Model Checker

Sally is a model checker for infinite state systems described as transition systems.

Sally

Riss SAT Tool Collection

[ Not Maintained Since 2017 ] Riss is a SAT solving tool collection.

Riss